Kurt Cobain [ tickets ] leaped past Elvis Presley [ tickets ] and into the No. 1 spot of this year's Forbes.com list of Top-Earning Dead Celebrities, pushing Presley out of the top slot for the first time since the list's inception.

According to the website's calculations, the late Nirvana [ tickets ] frontman earned $50 million from October 2005 -October 2006, besting Presley's $42 million posthumous income over the same period.

Most of Cobain's posthumous take came because his widow, Courtney Love, sold a 25 percent stake in Nirvana's song catalog to a publishing company.

Physicist Albert Einstein made the list for the first time, checking in at No. 5 with a $20 million take. According to the report, Einstein's estate earns money every time his visage or name is featured on a product. Disney's popular line of "Baby Einstein" toys and videos substantially increased Einstein's earning power over the last year.

Among the other musical performing artists on the list, John Lennon [ tickets ] ranked No. 4 at $24 million, while Ray Charles [ tickets ], ranked No. 8, pulled in $10 million, with Johnny Cash rounding out the top ten. Cash earned $8 million over the report's period.

Other musical personalities on the list include George Harrison and Bob Marley, tied in the No. 12 spot, at $7 million.

The full list, and an article including the methodology used in obtaining the earning figures, is available at Forbes.com's special website for the report.